3. Atom

Atom is GitHub's "hackable" text editor which will be used to edit and upload code to the NodeMCU board.

2.1. Download and Install

• Go to the Atom Download Page and click on "Download" button.
• After download finishes, double click on it and wait for Atom to install.

If you see this box, that means Atom is being installed. After the installation is done, you can go onto the next step.